Added python virtual environment

CMakeLists.txt

@@ -57,7 +57,6 @@ include_directories("${CMAKE_CURRENT_BINARY_DIR}" "./src" "./third_party/grpc" "
 
 add_custom_target(Detect_Compatibility_Breaks
     COMMAND ${CMAKE_COMMAND} -E echo "Detecting backward compatibility breakage ..."
-    COMMAND python -m pip install -r ${CMAKE_CURRENT_SOURCE_DIR}/tests/CMakeTests/requirements.txt
     COMMAND python ${CMAKE_CURRENT_SOURCE_DIR}/tests/CMakeTests/run_test.py
     RESULT_VARIABLE shell_command_result
     WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}

tests/CMakeTests/.gitignore

@@ -1 +1,2 @@
-exported_function_list.json
+exported_function_list.json
+venv

tests/CMakeTests/run_test.py

@@ -3,32 +3,53 @@
 import os
 from pathlib import Path
 
+# Setting global variables
+if os.name == 'nt':     # windows
+    venv_command = "python -m venv venv"
+    activate_script = "venv\\Scripts\\activate"
+    activate_command = f"call {activate_script}"
+else: 
+    venv_command = "python -m venv venv"
+    activate_script = "venv/bin/activate"
+    activate_command = f"source {activate_script}"
+
 def create_virtual_environment():
-    if os.name == 'nt':     # windows
-        venv_command = "python -m venv venv"
-    else: 
-        venv_command = "python -m venv venv" 
+    venv_folder_path = Path(__file__).parent / "venv"
+    if not venv_folder_path.exists():
+        subprocess.run(venv_command, shell=True)
+
+def install_dependencies():
+    subprocess.run(f"{activate_command} && pip install pytest", shell=True)
 
 def run_tests():
     message_structures_test_path = Path(__file__).parent / "tests" / "message_structure_test.py"
     exported_functions_test_path = Path(__file__).parent / "tests" / "exported_functions_test.py"
     exported_functions_addition_test_path = Path(__file__).parent / "tests" / "exported_functions_addition_test.py"
 
-    # Check the exit code
-    result_message_structure = subprocess.run(["python", "-m", "pytest", str(message_structures_test_path), "-vv"])
+    result_message_structure = subprocess.run(f"{activate_command} && python -m pytest {str(message_structures_test_path)} -vv", shell=True)
+    if result_message_structure.returncode != 0:
+        result_message_structure = subprocess.run(["python", "-m", "pytest", str(message_structures_test_path), "-vv"])
     if result_message_structure.returncode != 0:
         print(f"Message structural tests failed with exit code {result_message_structure.returncode}. Exiting.")
         sys.exit(result_message_structure.returncode)
-    result_exported_functions = subprocess.run(["python", "-m", "pytest", str(exported_functions_test_path), "-vv"])
+
+    result_exported_functions = subprocess.run(f"{activate_command} && python -m pytest {str(exported_functions_test_path)} -vv", shell=True)
+    if result_exported_functions.returncode != 0:
+        result_exported_functions = subprocess.run(["python", "-m", "pytest", str(exported_functions_test_path), "-vv"])
     if result_exported_functions.returncode != 0:
         print(f"Function structural tests failed with exit code {result_exported_functions.returncode}. Exiting.")
         sys.exit(result_exported_functions.returncode)
-    result_exported_functions_addition = subprocess.run(["python", str(exported_functions_addition_test_path)])
+
+    result_exported_functions_addition = subprocess.run(f"{activate_command} && python {str(exported_functions_addition_test_path)}", shell=True)
+    if result_exported_functions_addition.returncode != 0:
+        result_exported_functions_addition = subprocess.run(["python", str(exported_functions_addition_test_path)])
     if result_exported_functions_addition.returncode != 0:
         print(f"Function structural tests failed with exit code {result_exported_functions_addition.returncode}. Exiting.")
         sys.exit(result_exported_functions_addition.returncode)
 
     print("All structural tests passed.")
 
 if __name__ == "__main__":
+    create_virtual_environment()
+    install_dependencies()
     run_tests()